PT ZONE: Purging

Get the Most Bang For Your Purging Buck
More processors are turning to purging compounds to clean their machines and speed up changeovers. Here are tips on how to avoid typical trouble spots when using them. More (+)
MATERIALS AND ADDITIVES AT NPE: Spotlight on Performance, Economy, and Sustainability
Lots of news in engineering thermoplastic compounds, TPEs, and purging agents, plus a wide range of colorants and additives. More (+)


MOST RECENT CONTENT: Purging

MATERIALS: High-Temperature Purging Compounds for 'Super' Engineering Resins

Sun Plastech has launched new compounds for purging "super-engineering resins" from molding and extrusion machines.

Get Ready for the Extrusion '15 Conference

Two-day event slated for Nov. 2-3 in Charlotte.

Cromex Appointed New Ultra Purge Distributor in Brazil

Large Brazil-based producer of masterbatch colors, resins and additives will now be handling Moulds Plus' purging material.

MATERIALS: PP Purging Compound For Large Auto Parts

Sun Plastech's newest PP-based Compound for large automotive parts now available in North America.

Follow These Tips to Clean Your Blown Film System

Proper purging procedures can avoid the need to shut down the line for cleaning. Here's one expert's advice.

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OVERVIEW:
Purging

leistritzscrewpurging.jpg

Purging compounds are used by processors to clean out polymer, color and other impurities from the machine and tooling between production runs. There are three general kinds of purging compounds: chemical; abrasive; and non-abrasive.


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» Purging Compound

Sooner or later you will need to purge your machine. Which material should you use to purge your screw and barrel?

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